这一图书奖项是世界上同类奖项中分量最重的。This book prize is the biggest of its kind in the world.每份饭菜分量都很足。The portions were generous.我想你需要一些有分量的意见。I think you need some heavy-duty advice....
她改用童声唱起童谣来。She lapsed into a little girl voice to deliver a nursery rhyme.英国于1971年2月15日改用十进位币制.Britain converted to decimal currency on February 15 th, 1971.他们改用活塞发动机.They use a piston engine instead....